#include<stdio.h>
void main()
{
	void swap(int m, int n);
	int a, b;
	scanf("%d, %d", &a, &b);
	if(a < b)
	{
		swap(a, b);
	}
	printf("a=%d, b=%d\n", a, b);
}

void swap(int m, int n)
{
	int temp;
	temp = m;
	m = n;
	n = temp;
	printf("swap method: m=%d, n=%d\n", m, n);
}
